Surgical nail



FIG. 1 is a front view of a design for a surgical nail;

FIG. 2 is a front perspective view thereof;

FIG. 3 is an enlarged front view of Area A of FIG. 1 of a bottom end thereof;

FIG. 4 is an enlarged side view of Area B of FIG. 2 of the bottom end thereof; and,

FIG. 5 is an enlarged perspective view of Area C of FIG. 2 of the bottom end thereof.

The dot-dash broken lines indicate where enlarged portions are taken from and form no part of the claimed design. 

CLAIM The ornamental design for a surgical nail, as shown and described. 